Zoology Statistics and Classification

Which of the following is NOT a way animals are categorized based on their characteristics?

• How they move

• What they eat

• How they reproduce

• Their color patterns

When trying to understand the most typical characteristics of animals, which statistical measure is considered the most useful for zoologists?

• Mean

• Median

• Mode

• Range

What was Terry Erwin's estimated number of arthropod species in the tropics based on his research in a Panamanian forest?

• 1.5 million

• 12,448

• 30 million

• 41,389

How many animal species had been counted by 2021?

• 1.5 million

• 8 to 10 million

• 65,000

• 386,000

What is the scientific system used to name and classify organisms into a similarity hierarchy?

• Taxonomy

• Binomial Nomenclature

• Phylogenetic Tree

• Ecological Grouping

In the biological classification system, which level is directly below Kingdom?

• Class

• Order

• Phylum

• Family

Which animal phylum is characterized by having a segmented body, a hard exoskeleton, and jointed limbs?

• Mollusca

• Chordata

• Arthropoda

• Cnidaria